I am not sure what you mean by a "US president list." There are a number of reliable websites that offer a list of all the US Presidents (Barack Obama is the 44th), and some will let you link to a biography of each person. I enclose one good link to a list of the American presidents.
A list of the top 100 Canadian health websites can be found on HLWIKI Canada's website. A list of the top 100 US health websites can be found on the CAPHIS (Consumer and Patient Health Information Section) website.
The US government's official web portal is in the related links section.
www.usa.gov is the main citizen website.
There are many books and websites readily available that list US State flowers. Wikipedia has a complete list but every library in America should also have a book with this information available for their patrons.
Some Canadian dating singles websites include the websites eHarmony, Connecting Singles, and Singles Around Me. While some of these websites are also US based, some, such as eHarmony, have Canadian servers.
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There are countless medals awarded for bravery or wounds sustained in defense of the USA. Some are the same for every service, and some services have their own. Numerous websites are available offering this information.
I work for duke energy and search for other employees in other cities. Is there a portal for us?
You can find a list of every city in the US on websites like the US Census Bureau or Geonames.org. These sites provide comprehensive databases of cities across the country, categorized by population size, state, and other criteria.
A list of United States senators and the states they represent can be found on the official United States Senate website. Many state websites will also list the Senators.
A list of foreclosures in Orlando, US, could be found at the following websites: Orlando Foreclosures Today, Impending Evictions Incorporated and The Mortgage Specialist.